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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009084105122 1,089 digits created 2026-08-14

Value

179484258010567322960537831704501531088863982803246269834633360035966601045383408328703877077938851165854881345491626122283731943347448077795805267520537947458621438831300576218359084216817258203447431205568235457131703684490077640981856699490439926895938235751179971895865660203721330835724634114221520234647737055792037030371789163069874248313714393189647360349914676883098631494267030811057778925458280212017826827223178487972795064991804105946691738691518903993491961821825433976018821926440580426614224518149306612341407648198901022260742323412730585945944488858303131108135825943063486229115864574900845982479298823047204294390715122812515399927458301594475376457530292053034600051965442017937753603092178843225034447625344352551883833053883898853770780442597128336683347289405981537936471619414505774664374563696289330381513625864815652488125877936862798148093606889586166472317702221649228449632472146193942314642941606558277524456870924032269261705144083926832934078142179742492230563500517543372307236610787924239107458618502755260663329455838679821461731225504965748239808227259
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 1,943-digit prime (156 intermediate primes).

Certified number1,943-digit prime
Certificatedownload
Certificate chainshow step 74 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084105122 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009084105122},"decimal":true,"detail":2}}'